Lee I-M, Shiroma EJ, Lobelo F, Puska P, Blair SN, Katzmarzyk PT. For the Lancet physical activity series working group: effect of physical inactivity on major non-communicable diseases worldwide: an analysis of burden of disease and life expectancy. Lancet. 2012;380:219–29.
Article
PubMed
PubMed Central
Google Scholar
Hallal PC, Andersen LB, Bull FC, Guthold R, Haskell W, Ekelund U. For the Lancet physical activity series working group: global physical activity levels: surveillance progress, pitfalls, and prospects. Lancet. 2012;380:247–57.
Article
PubMed
Google Scholar
Griffiths LJ, Cortina-Borja M, Sera F, Pouliou T, Geraci M, Rich C, et al. How active are our children? Findings from the millennium cohort study. BMJ Open. 2013;3:e002893.
Article
PubMed
PubMed Central
Google Scholar
Bitar A, Fellmann N, Vernet J, Coudert J, Vermorel M. Variations and determinants of energy expenditure as measured by whole- body indirect calorimetry during puberty and adolescence. Am J Clin Nutr. 1999;69(6):1209–16.
CAS
PubMed
Google Scholar
Fisher A, Reilly JJ, Montgomery C, Kelly LA, Williamson A, Jackson DM, et al. Seasonality in physical activity and sedentary behavior in young children. Pediatr Exerc Sci. 2005;17(1):31–40.
Article
Google Scholar
Loucaides CA, Chedzoy SM, Bennett N. Differences in physical activity levels between urban and rural school children in Cyprus. Health Educ Res. 2004;19(2):138–47.
Article
PubMed
Google Scholar
Riddoch CJ, Mattocks C, Deere K, Saunders J, Kirkby J, Tilling K, et al. Objective measurement of levels and patterns of physical activity. Arch Dis Child. 2007;92(11):963–9.
Article
PubMed
PubMed Central
Google Scholar
Hjorth MF, Chaput J, Michaelsen K, Astrup A, Tetens I, Sjödin A: Seasonal variation in objectively measured physical activity, sedentary time, cardio-respiratory fitness and sleep duration among 8–11 year-old Danish children: a repeated-measures study. BMC Public Health. 2013;13(808).
Gracia-Marco L, Ortega FB, Ruiz JR, Williams CA, Hagströmer M, Manios Y, et al. Seasonal variation in physical activity and sedentary time in different European regions. The HELENA study. J Sports Sci. 2013;31(16):1831–40.
Article
PubMed
Google Scholar
Kolle E, Steene-Johannessen J, Andersen LB, Anderssen SA. Seasonal variation in objectively assessed physical activity among children and adolescents in Norway: A cross-sectional study. Int J Behav Nutr Phys Act. 2009;6:36.
Kristensen PL, Korsholm L, Møller NC, Wedderkopp N, Andersen LB, Froberg K. Sources of variation in habitual physical activity of children and adolescents: the European youth heart study. Scand J Med Sci Sports. 2008;18(3):298–308.
Article
CAS
PubMed
Google Scholar
Atkin AJ, Sharp SJ, Harrison F, Brage S, van Sluijs EMF. Seasonal variation in Children's physical activity and sedentary time. Med Sci Sports Exerc. 2016;48(3):449–56.
Article
PubMed
PubMed Central
Google Scholar
Beighle A, Alderman B, Morgan CF, Masurier GL. Seasonality in children's pedometer-measured physical activity levels. Res Q Exerc Sport. 2008;79(2):256–60.
Article
PubMed
Google Scholar
Goran MI, Nagy TR, Gower BA, Mazariegos M, Solomons N, Hood V, et al. Influence of sex, seasonality, ethnicity, and geographic location on the components of total energy expenditure in young children: implications for energy requirements. Am J Clin Nutr. 1998;68(3):675–82.
CAS
PubMed
Google Scholar
Vadiveloo M, Zhu L, Quatromoni PA. Diet and physical activity patterns of school-aged children. J Am Diet Assoc. 2009;109(1):145–51.
Article
CAS
PubMed
Google Scholar
Cleland V, Crawford D, Baur LA, Hume C, Timperio A, Salmon J. A prospective examination of children's time spent outdoors, objectively measured physical activity and overweight. Int J Obes. 2008;32(11):1685–93.
Article
CAS
Google Scholar
Chan CB, Ryan DA. Assessing the effects of weather conditions on physical activity participation using objective measures. Int J Environ Res Public Health. 2009;6(10):2639–54.
Article
PubMed
PubMed Central
Google Scholar
Bélanger M, Gray-Donald K, O'Loughlin J, Paradis G, Hanley J. Influence of weather conditions and season on physical activity in adolescents. Ann Epidemiol. 2009;19:180–6.
Article
PubMed
Google Scholar
Harrison F, Jones AP, Bentham G, van Sluijs EMF, Cassidy A, Griffin SJ: The impact of rainfall and school break time policies on physical activity in 9–10 year old British children: a repeated measures study. Int J Behav Nutr Phys Act. 2011;8(47).
Harrison F, van Sluijs EMF, Corder K, Ekelund U, Jones AP: The changing relationship between rainfall and children’s physical activity in spring and summer: a longitudinal study. Int J Behav Nutr Phys Act. 2015;12(41).
Duncan JS, Hopkins WG, Schofield G, Duncan EK. Effects of weather on pedometer-determined physical activity in children. Med Sci Sports Exerc. 2008;40(8):1432–8.
Article
PubMed
Google Scholar
Goodman A, Paskins J, Mackett RL. Day length and weather effects on children's physical activity and participation in play, sports and active travel. J Phys Act Health. 2012;9(8):1105–16.
Article
PubMed
Google Scholar
Merrill RM, Shields EC, White GL, Druce D. Climate conditions and physical activity in the United States. Am J Health Behav. 2005;29(4):371–81.
Article
PubMed
Google Scholar
Rich C, Griffiths LJ, Dezateux C. Seasonal variation in accelerometer-determined sedentary behaviour and physical activity in children: a review. Int J Behav Nutr Phys Act. 2012;9:49.
Goodman A, Page AS, Cooper AR, Collaborators ftICsADI: Daylight saving time as a potential public health intervention: an observational study of evening daylight and objectively-measured physical activity among 23,000 children from 9 countries. Int J Behav Nutr Phys Act. 2014; 11(84).
Sherar LB, Griew P, Esliger DW, Cooper AR, Ekelund U, Judge K, Riddoch C: International children’s accelerometry database (ICAD): Design and methods. BMC Public Health. 2011;11(485).
Cole TJ, Bellizzi MC, Flegal KM, Dietz WH. Establishing a standard definition for child overweight and obesity worldwide: international survey. Br Med J. 2000;320:1240.
Treuth MS, Schmitz K, Catellier DJ, McMurray RG, Murray DM, Almeida MJ, Going S, Norman JE, Pate R. Defining accelerometer thresholds for activity intensities in adolescent girls. Med Sci Sports Exerc. 2004;36(7):1259-66.
Global Surface Summary of the Day - GSOD [https://data.noaa.gov/dataset/global-surface-summary-of-the-day-gsod]. Accessed 02/03/2015.
Edwards NM, Myer GD, Kalkwarf HJ, Woo JG, Khoury PR, Hewett TE, Daniels SR. Outdoor temperature, precipitation, and wind speed affect physical activity levels in children: A longitudinal cohort study. J Phys Act Health. 2015;12(8):1074-81.
Malm WC. Introduction to visibility. Fort Collins, CO: Colorado State University; 1999.
Google Scholar
Matthews CE, Freedson PS, Hebert JR, Stanek Iii EJ, Merriam PA, Rosal MC, et al. Seasonal variation in household, occupational, and leisure time physical activity: longitudinal analyses from the seasonal variation of blood cholesterol study. Am J Epidemiol. 2001;153(2):172–83.
Article
CAS
PubMed
Google Scholar
Corder K, Sharp SJ, Atkin AJ, Andersenb LB, Cardon G, Page A, Davey D, Grøntved A, Hallal PC, Janz KF, et al. Age-related patterns of vigorous-intensity physical activity in youth: The International Children's Accelerometry Database. Prev Med Rep. 2016;4:17-22.
Remmers T, Thijs C, Timperio A, Salmon JO, Veitch J, Kremers SPJ, et al. Daily weather and Children's physical activity patterns. Med Sci Sports Exerc. 2017;49(5):922–9.
Article
PubMed
Google Scholar
Ridgers ND, Salmon J, Timperio A. Too hot to move? Objectively assessed seasonal changes in Australian children’s physical activity. Int J Behav Nutr Phys Act. 2015;12:77.
Hinkley T, Crawford D, Salmon J, Okely AD, Hesketh K. Preschool children and physical activity: a review of correlates. Am J Prev Med. 2008;34(5):435–41.
Article
PubMed
Google Scholar
Li Y-C, Kwan MYW, King-Dowling S, Cairney J: Determinants of physical activity during early childhood: A systematic review. Adv Phys Ed. 2015;5116–127.
Badland HM, Christian H, Giles-Corti B, Knuiman M. Seasonality in physical activity: should this be a concern in all settings? Health Place. 2011;17(5):1084–9.
Article
PubMed
Google Scholar
Oliver M, Badland H, Mavoa S, Ellaway A, Kearns R, Witten K, Hinckson E, Mackay L, Schluter P. Environmental and social influences on children’s active transport to school: A cross-sectional investigation from the URBAN Study. Int J Behav Med Phys Activity. 2014;11:70.
Sirard JR, Pate RR: Physical Activity Assessment in Children and Adolescents. Sports Med. 2001;31439–454.